diff --git a/package.json b/package.json
index 971de77..cf96400 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "shrimp-admin",
-    "version": "0.2.0",
+    "version": "0.2.1",
     "private": true,
     "description": "Shrimp 框架前端 — 消费 ShrimpServer + ShrimpTable 契约的经典 Vue3 + Element Plus 实现",
     "main": "src/index.ts",
diff --git a/src/VueAdmin.ts b/src/VueAdmin.ts
index dd36041..df64bb7 100644
--- a/src/VueAdmin.ts
+++ b/src/VueAdmin.ts
@@ -12,6 +12,22 @@ import { IShrimpResponse, ILabel } from './IShrimpType'
 import { ShrimpClient, handleShrimpResponse, type IShrimpTipper, type IRouteInfo } from './ShrimpClient'
 import FieldString from './components/fields/FieldString.vue'
 
+// ============== 工具 ==============
+
+/** locale 深合并:嵌套对象按 key 递归 merge,非对象值 src 覆盖 dst。仅服务于 i18n messages,没必要拉 lodash。 */
+function deepMerge(dst: Record<string, any>, src: Record<string, any>): Record<string, any> {
+    const out: Record<string, any> = { ...dst }
+    for (const key in src) {
+        const sv = src[key], dv = out[key]
+        if (sv && typeof sv === 'object' && !Array.isArray(sv) && dv && typeof dv === 'object' && !Array.isArray(dv)) {
+            out[key] = deepMerge(dv, sv)
+        } else {
+            out[key] = sv
+        }
+    }
+    return out
+}
+
 // ============== Options ==============
 
 export interface ShrimpAdminConfig {
@@ -169,14 +185,14 @@ export class VueAdmin extends ShrimpClient {
     }
 
     initI18n(extraLocales?: Record<string, any>) {
-        const merged: Record<string, any> = {
-            'zh-cn': { ...zh_cn, ...(extraLocales?.['zh-cn'] || {}) },
-            'en': { ...en, ...(extraLocales?.['en'] || {}) },
-        }
-        if (extraLocales) {
-            for (const key in extraLocales) {
-                if (!(key in merged)) merged[key] = extraLocales[key]
-            }
+        // 深合并:框架自带 locale 在底,业务侧叠在上。
+        // 旧版用 spread 浅合并,业务侧只要定义了同名一级键(如 user)就会把框架的 user.* 全部替换,
+        // 表现是控制台 [intlify] Not found 'user.operationLog' key 之类的报错。
+        const builtins: Record<string, any> = { 'zh-cn': zh_cn, 'en': en }
+        const merged: Record<string, any> = {}
+        const langs = new Set([...Object.keys(builtins), ...Object.keys(extraLocales || {})])
+        for (const lang of langs) {
+            merged[lang] = deepMerge(builtins[lang] || {}, extraLocales?.[lang] || {})
         }
         this.i18n = createI18n({
             locale: this.localData.get("lang") || 'zh-cn',